Transaction not yet indexed

21SmDza2h46QtZLi2sCsfUAw4eXK6eSg5gwFz7aeCc2j9VPQFkxURwxKKGu2euCYPVHuaa7cD8LdGRBNJNqoeJdQ

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.